Japan's prime minister, Naoto Kan, today said his country was on "maximum alert" as officials try to bring a nuclear crisis under control. This after plutonium was found in soil samples near the Fukushima Dai-ichi nuclear plant.
Japanese officials say the levels of plutonium are too low to be harmful to human health, but the presence of plutonium reinforces concerns that containment vessels surrounding the nuclear fuel rods have been breached.
We speak with Chris Gadomski, new energy finance analyst for Bloomberg News.
This segment aired on March 29, 2011.